Solar Charge Controller 10A/20A/30A 12V/24V PWM Regulator with LCD Display ? Description This solar charge controller efficiently manages your solar system with advanced PWM technology, dual USB output, and an LCD display for real-time monitoring. Designed for 12V/24V systems, it ensures safe and optimal charging of lead-acid batteries, providing reliable protection and power management for your solar panels and battery setup. ? Key Features ? Intelligent Control Automatic 12V/24V system detection for seamless setup. Three-stage charging: boost, floating, and discharge recovery. ? LCD Display Real-time monitoring of charging/discharging current, power generation, temperature, and more. Adjustable charging/discharging parameters. ? Dual USB Output Maximum output: 5V/2.5A. Convenient charging for devices like smartphones. ? Advanced Protection Over-current, short-circuit, open-circuit, reverse connection, and anti-backflow protection. Self-healing features prevent controller damage. ? Efficient Design Compact and durable ABS+PC construction with low heat generation. Built-in power-off memory function to retain settings. ? Specifications Material: ABS + PC System Voltage: 12V/24V automatic adaptation Rated Charging Current: 10A/20A/30A (optional) Maximum Photovoltaic Voltage: 23V (12V battery) / 46V (24V battery) Boost Charging Voltage: 14.4V Floating Voltage: 13.7V (default, adjustable) Discharge Cut-off Voltage: 10.7V (default, adjustable) Discharge Recovery Voltage: 12.6V (default, adjustable) Charging Recovery Voltage: 13V USB Output: 2 x USB (5V/2.5A max) Standby Current: 10mA Working Temperature: -35? to +60? Size: 125 x 112 x 34mm / 4.92 x 4.41 x 1.34 inches ?? Recommendations for Safe Use Ensure the battery has sufficient voltage for the controller to detect the system type during the first installation. Install near the battery to reduce voltage drop from long wires. Compatible with lead-acid batteries (open, sealed, gel, etc.). Use only photovoltaic panels as a charging source. Install on a flat, well-ventilated surface to manage heat dissipation. ? Package Includes 1 x Solar Charge Controller ? Additional Notes Slight color variation may occur due to monitor and lighting differences. Allow a 1-3cm deviation in measurements due to manual measurement. (description exceeds maximum possible length)